F0/100
HIWANNEE WATER ASSOCIATION #1 — Water Quality Report 2026
Serving 3,749 people · Mississippi
Water Source
Groundwater
County
—
System ID
MS0770005
Violations
250
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – March 31, 2022Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About HIWANNEE WATER ASSOCIATION #1
Is HIWANNEE WATER ASSOCIATION #1 water safe to drink?
HIWANNEE WATER ASSOCIATION #1 water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 250 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has HIWANNEE WATER ASSOCIATION #1 detected?
31 contaminants were tested in HIWANNEE WATER ASSOCIATION #1's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HIWANNEE WATER ASSOCIATION #1 have any EPA violations?
Yes, HIWANNEE WATER ASSOCIATION #1 has 250 EPA violation(s) on record, with the most recent in 2022. Violation types include MR, Other, MCL. 29 are health-based violations.
How many people does HIWANNEE WATER ASSOCIATION #1 serve?
HIWANNEE WATER ASSOCIATION #1 serves approximately 3,749 people, Mississippi.
What type of water does HIWANNEE WATER ASSOCIATION #1 provide?
HIWANNEE WATER ASSOCIATION #1 sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MS0770005.
How does HIWANNEE WATER ASSOCIATION #1 compare to other utilities in Mississippi?
HIWANNEE WATER ASSOCIATION #1 scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Mississippi state page for a full comparison of water systems.